![Threnody Singer (75) [Theros Beyond Death]](http://alwaysgames.ca/cdn/shop/files/207107_in_1000x1000_02d6a31c-8b7a-49e0-ac88-a8a975c4a1b9.jpg?v=1771607001&width=716)
![Threnody Singer (75) [Theros Beyond Death]](http://alwaysgames.ca/cdn/shop/files/207107_in_1000x1000_02d6a31c-8b7a-49e0-ac88-a8a975c4a1b9_1024x.jpg?v=1771607001)
Description
| Set: | Theros Beyond Death |
| Type: | Creature — Siren |
| Rarity: | uncommon |
| Cost: | {1}{U} |
Flash
Flying
When this creature enters, target creature an opponent controls gets -X/-0 until end of turn, where X is your devotion to blue. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.)